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Precious mineral
Answer for the clue "Precious mineral ", 7 letters:
jadeite
Alternative clues for the word jadeite
Word definitions for jadeite in dictionaries
Wikipedia
Word definitions in Wikipedia
Jadeite is a pyroxene mineral with composition Na Al Si O . It is monoclinic . It has a Mohs hardness of about 6.5 to 7.0 depending on the composition. The mineral is dense, with a specific gravity of about 3.4.
WordNet
Word definitions in WordNet
n. a hard green mineral consisting of sodium aluminum silicate in monoclinic crystalline form; a source of jade; found principally in Burma
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Jadeite \Jade"ite\, n. (Min.) See Jade , the stone.
Usage examples of jadeite.
It was simply an ordinary piece of green stone, probably jadeite or nephrite, and the surface where it had been split glittered like fluorspar.
There was no furniture as such, only stands and cases and pedestals, likewise all of polished stone: jadeite, nephrite, agate, feldspar and onyx, glabrous gray chalcedony.
But there was a lovely polished slab of bright green smithsonite, alongside its cousins jadeite and entrancing malachite.